[PSUBS-MAILIST] grounding question

brian brian at ojaivalleybeefarm.com
Mon Dec 9 11:05:40 EST 2013


Hi Alec,   Glad I asked this question, I wasn't totally clear on the grounding and suspected there was special wiring on an all metal boat.  So on your motors do you have a insulator between the motor shaft and the propeller shaft?  and is the motor itself isolated with the mounting hardware ?
What got me going on this was the grounding considerations for RF for transmitting radio communications.
Brian 
-----Original Message-----
From: "Smyth, Alec" <Alec.Smyth at covisint.com>
Sent 12/9/2013 5:37:36 AM
To: "Personal Submersibles General Discussion" <personal_submersibles at psubs.org>
Subject: Re: [PSUBS-MAILIST] grounding questionHi Scott, If I understand you correctly, it sounds like you might have wired her as you would a car, with cables for the positive and using the chassis for the negative.
This is a steel boat, so instead of that, what one does is two cables, one for positive and one for negative, but both of them equally isolated from the hull. Else, you are inviting a case of accelerated corrosion.
 Best,
Alec  From: Personal_Submersibles [mailto:personal_submersibles-bounces at psubs.org]
On Behalf Of swatersSent: Monday, December 09, 2013 12:57 AMTo: Personal Submersibles General DiscussionSubject: Re: [PSUBS-MAILIST] grounding question I connected mine to the electrical pannel through the body of the subThanks,Scott Waters    Sent from my U.S. Cellular© Smartphone
brian <brian at ojaivalleybeefarm.com> wrote:
Hi All,
              On the K boats where does one normally connect the ground to the sub? 

Brian_______________________________________________
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